Add more cross-functional jobs (TripleO, OSA)
Add more cross-functional jobs (TripleO, OSA)

- TriploO: inherit from the standalone job based on scenario003,
  which is the one where Sahara is deployed;
- OSA: inherit from openstack-ansible-cross-repo-functional, which
  is apparently meant to be used for this.

Change-Id: I823bfed2f0b69e66ec28098f5df98a63f3e73e55

openstack/sahara,openstack/sahara